./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf623cbfa27d5f25c20ae418fc6508fd949965cd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:55:12,032 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:55:12,034 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:55:12,042 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:55:12,042 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:55:12,043 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:55:12,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:55:12,045 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:55:12,046 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:55:12,047 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:55:12,047 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:55:12,047 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:55:12,048 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:55:12,049 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:55:12,050 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:55:12,051 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:55:12,051 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:55:12,052 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:55:12,054 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:55:12,055 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:55:12,056 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:55:12,056 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:55:12,058 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:55:12,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:55:12,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:55:12,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:55:12,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:55:12,060 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:55:12,061 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:55:12,062 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:55:12,062 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:55:12,062 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:55:12,062 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:55:12,062 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:55:12,063 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:55:12,064 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:55:12,064 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:55:12,074 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:55:12,074 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:55:12,075 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:55:12,075 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:55:12,075 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:55:12,076 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:55:12,076 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:55:12,076 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:55:12,076 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:55:12,076 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:55:12,076 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:55:12,076 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:55:12,077 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:55:12,077 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:55:12,077 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:55:12,077 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:55:12,077 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:55:12,077 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:55:12,079 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:55:12,079 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:55:12,079 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:55:12,079 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:55:12,079 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:55:12,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:55:12,080 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:55:12,080 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:55:12,080 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:55:12,080 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:55:12,080 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:55:12,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:55:12,080 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2018-11-28 11:55:12,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:55:12,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:55:12,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:55:12,118 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:55:12,118 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:55:12,118 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-11-28 11:55:12,160 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/data/0b91f24a3/0161e9b079cf4b4c975b7a301002138b/FLAGfc1485a3e [2018-11-28 11:55:12,605 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:55:12,606 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-11-28 11:55:12,614 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/data/0b91f24a3/0161e9b079cf4b4c975b7a301002138b/FLAGfc1485a3e [2018-11-28 11:55:12,626 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/data/0b91f24a3/0161e9b079cf4b4c975b7a301002138b [2018-11-28 11:55:12,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:55:12,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:55:12,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:55:12,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:55:12,634 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:55:12,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:55:12" (1/1) ... [2018-11-28 11:55:12,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f3629c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:12, skipping insertion in model container [2018-11-28 11:55:12,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:55:12" (1/1) ... [2018-11-28 11:55:12,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:55:12,673 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:55:12,909 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:55:12,913 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:55:13,037 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:55:13,049 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:55:13,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13 WrapperNode [2018-11-28 11:55:13,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:55:13,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:55:13,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:55:13,050 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:55:13,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:55:13,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:55:13,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:55:13,076 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:55:13,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... [2018-11-28 11:55:13,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:55:13,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:55:13,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:55:13,135 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:55:13,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:55:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:55:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:55:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 11:55:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 11:55:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:55:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:55:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:55:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:55:13,979 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:55:13,980 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 11:55:13,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:55:13 BoogieIcfgContainer [2018-11-28 11:55:13,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:55:13,981 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:55:13,981 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:55:13,984 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:55:13,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:55:12" (1/3) ... [2018-11-28 11:55:13,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a55c17d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:55:13, skipping insertion in model container [2018-11-28 11:55:13,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:55:13" (2/3) ... [2018-11-28 11:55:13,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a55c17d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:55:13, skipping insertion in model container [2018-11-28 11:55:13,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:55:13" (3/3) ... [2018-11-28 11:55:13,986 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label14_true-unreach-call_false-termination.c [2018-11-28 11:55:13,992 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:55:13,997 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:55:14,007 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:55:14,029 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:55:14,030 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:55:14,030 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:55:14,030 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:55:14,030 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:55:14,030 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:55:14,030 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:55:14,030 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:55:14,030 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:55:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-28 11:55:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-28 11:55:14,056 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:14,057 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:14,059 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:14,062 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:14,063 INFO L82 PathProgramCache]: Analyzing trace with hash -871643495, now seen corresponding path program 1 times [2018-11-28 11:55:14,064 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:14,064 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:14,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:14,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:14,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:14,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:55:14,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:55:14,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:55:14,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:55:14,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:55:14,368 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-28 11:55:14,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:14,948 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-28 11:55:14,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:55:14,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-11-28 11:55:14,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:14,963 INFO L225 Difference]: With dead ends: 618 [2018-11-28 11:55:14,963 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 11:55:14,967 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:55:14,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 11:55:15,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 11:55:15,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 11:55:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-11-28 11:55:15,015 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 123 [2018-11-28 11:55:15,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:15,016 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-11-28 11:55:15,016 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:55:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-11-28 11:55:15,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-28 11:55:15,020 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:15,020 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:15,021 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:15,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:15,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1344572258, now seen corresponding path program 1 times [2018-11-28 11:55:15,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:15,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:15,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:15,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:15,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:15,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:55:15,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:55:15,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:55:15,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:55:15,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:15,236 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-11-28 11:55:15,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:15,611 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-11-28 11:55:15,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:55:15,611 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-28 11:55:15,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:15,620 INFO L225 Difference]: With dead ends: 721 [2018-11-28 11:55:15,621 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 11:55:15,622 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:15,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 11:55:15,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 11:55:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 11:55:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-11-28 11:55:15,638 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 131 [2018-11-28 11:55:15,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:15,638 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-11-28 11:55:15,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:55:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-11-28 11:55:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-28 11:55:15,640 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:15,641 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:15,641 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:15,641 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:15,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1612994454, now seen corresponding path program 1 times [2018-11-28 11:55:15,641 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:15,642 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:15,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:15,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:15,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:15,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:55:15,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:55:15,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:55:15,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:55:15,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:15,817 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-11-28 11:55:16,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:16,146 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-11-28 11:55:16,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:55:16,146 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2018-11-28 11:55:16,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:16,148 INFO L225 Difference]: With dead ends: 717 [2018-11-28 11:55:16,148 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 11:55:16,150 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:16,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 11:55:16,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 11:55:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 11:55:16,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-11-28 11:55:16,164 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 137 [2018-11-28 11:55:16,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:16,165 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-11-28 11:55:16,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:55:16,165 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-11-28 11:55:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-28 11:55:16,167 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:16,167 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:16,168 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:16,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:16,168 INFO L82 PathProgramCache]: Analyzing trace with hash -295293823, now seen corresponding path program 1 times [2018-11-28 11:55:16,168 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:16,168 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:16,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:16,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:16,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:16,244 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:55:16,244 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:55:16,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:55:16,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:55:16,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:55:16,245 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-11-28 11:55:16,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:16,671 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-11-28 11:55:16,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:55:16,672 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-11-28 11:55:16,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:16,674 INFO L225 Difference]: With dead ends: 951 [2018-11-28 11:55:16,674 INFO L226 Difference]: Without dead ends: 637 [2018-11-28 11:55:16,675 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:55:16,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-11-28 11:55:16,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-11-28 11:55:16,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 11:55:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2018-11-28 11:55:16,694 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 145 [2018-11-28 11:55:16,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:16,695 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2018-11-28 11:55:16,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:55:16,695 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2018-11-28 11:55:16,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-28 11:55:16,697 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:16,697 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:16,698 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:16,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:16,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1344349755, now seen corresponding path program 1 times [2018-11-28 11:55:16,698 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:16,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:16,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:16,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:16,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:16,847 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:16,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:55:16,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:55:16,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:55:16,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:55:16,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:16,848 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2018-11-28 11:55:17,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:17,165 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2018-11-28 11:55:17,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:55:17,166 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-11-28 11:55:17,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:17,168 INFO L225 Difference]: With dead ends: 1330 [2018-11-28 11:55:17,168 INFO L226 Difference]: Without dead ends: 626 [2018-11-28 11:55:17,169 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:17,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-11-28 11:55:17,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-11-28 11:55:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 11:55:17,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2018-11-28 11:55:17,183 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 147 [2018-11-28 11:55:17,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:17,183 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2018-11-28 11:55:17,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:55:17,183 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2018-11-28 11:55:17,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-28 11:55:17,185 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:17,185 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:17,185 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:17,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:17,185 INFO L82 PathProgramCache]: Analyzing trace with hash -2124265719, now seen corresponding path program 1 times [2018-11-28 11:55:17,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:17,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:17,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:17,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:17,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:17,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:55:17,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:55:17,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:55:17,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:55:17,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:17,310 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2018-11-28 11:55:17,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:17,685 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2018-11-28 11:55:17,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:55:17,686 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2018-11-28 11:55:17,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:17,688 INFO L225 Difference]: With dead ends: 1332 [2018-11-28 11:55:17,688 INFO L226 Difference]: Without dead ends: 626 [2018-11-28 11:55:17,689 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:55:17,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-11-28 11:55:17,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-11-28 11:55:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 11:55:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2018-11-28 11:55:17,699 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 149 [2018-11-28 11:55:17,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:17,699 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2018-11-28 11:55:17,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:55:17,699 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2018-11-28 11:55:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-28 11:55:17,701 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:17,701 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:17,701 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:17,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:17,702 INFO L82 PathProgramCache]: Analyzing trace with hash 566845841, now seen corresponding path program 1 times [2018-11-28 11:55:17,702 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:17,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:17,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:17,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:17,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:17,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:55:17,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:55:17,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:55:17,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:55:17,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:55:17,759 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2018-11-28 11:55:18,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:18,194 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2018-11-28 11:55:18,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:55:18,196 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 153 [2018-11-28 11:55:18,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:18,201 INFO L225 Difference]: With dead ends: 1858 [2018-11-28 11:55:18,202 INFO L226 Difference]: Without dead ends: 1238 [2018-11-28 11:55:18,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:55:18,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-11-28 11:55:18,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-11-28 11:55:18,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-11-28 11:55:18,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1635 transitions. [2018-11-28 11:55:18,233 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1635 transitions. Word has length 153 [2018-11-28 11:55:18,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:18,233 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1635 transitions. [2018-11-28 11:55:18,233 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:55:18,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1635 transitions. [2018-11-28 11:55:18,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-28 11:55:18,237 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:55:18,237 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:55:18,237 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:55:18,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:55:18,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1114474735, now seen corresponding path program 1 times [2018-11-28 11:55:18,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:55:18,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:55:18,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:18,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:18,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:55:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:18,317 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:55:18,317 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:55:18,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:55:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:55:18,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:55:18,464 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:55:18,479 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:55:18,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 11:55:18,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 11:55:18,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 11:55:18,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:55:18,480 INFO L87 Difference]: Start difference. First operand 1218 states and 1635 transitions. Second operand 9 states. [2018-11-28 11:55:20,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:55:20,366 INFO L93 Difference]: Finished difference Result 3635 states and 5418 transitions. [2018-11-28 11:55:20,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-11-28 11:55:20,367 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 187 [2018-11-28 11:55:20,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:55:20,367 INFO L225 Difference]: With dead ends: 3635 [2018-11-28 11:55:20,367 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:55:20,373 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=271, Invalid=1211, Unknown=0, NotChecked=0, Total=1482 [2018-11-28 11:55:20,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:55:20,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:55:20,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:55:20,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:55:20,374 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 187 [2018-11-28 11:55:20,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:55:20,374 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:55:20,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 11:55:20,374 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:55:20,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:55:20,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:55:20,726 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 57 [2018-11-28 11:55:20,808 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-28 11:55:20,809 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-28 11:55:20,810 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,811 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-28 11:55:20,812 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-28 11:55:20,813 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-28 11:55:20,814 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,815 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-28 11:55:20,816 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,817 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-28 11:55:20,818 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-28 11:55:20,819 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse9 (= 1 |old(~a11~0)|)) (.cse6 (= 1 |old(~a19~0)|)) (.cse8 (= 1 |old(~a25~0)|)) (.cse14 (= |old(~a28~0)| ~a28~0)) (.cse15 (= ~a19~0 |old(~a19~0)|)) (.cse16 (= ~a25~0 |old(~a25~0)|)) (.cse13 (= 1 ~a11~0))) (let ((.cse4 (not (= 8 |old(~a17~0)|))) (.cse0 (and .cse13 (= 8 ~a17~0))) (.cse11 (and .cse14 .cse15 .cse16)) (.cse7 (not (= 7 |old(~a28~0)|))) (.cse2 (not .cse8)) (.cse3 (not .cse6)) (.cse5 (not .cse9)) (.cse12 (= 9 |old(~a28~0)|)) (.cse1 (not (= 1 ~a21~0))) (.cse10 (not (= ~a11~0 1)))) (and (or .cse0 .cse1 (not (= 10 |old(~a28~0)|)) .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse1 .cse7 .cse4 .cse0 .cse5 .cse8) (or .cse1 .cse9 .cse3 .cse10) (or .cse1 .cse2 .cse11) (or .cse1 .cse2 .cse3 .cse4 .cse0 (not .cse12) .cse5) (or .cse1 .cse11 .cse12) (or .cse1 .cse11 .cse3) (or .cse1 .cse7 .cse2 .cse3 .cse5 (and .cse13 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|))) (or .cse1 .cse9 .cse10 .cse12) (or .cse1 .cse9 (and .cse14 .cse15 .cse10 .cse16) .cse8)))) [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,820 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-28 11:55:20,821 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-28 11:55:20,822 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-28 11:55:20,823 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-28 11:55:20,824 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-28 11:55:20,825 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:55:20,825 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-11-28 11:55:20,825 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:55:20,825 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:55:20,825 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (not (= ~a11~0 1)) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 9 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-11-28 11:55:20,825 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-11-28 11:55:20,825 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-28 11:55:20,825 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-28 11:55:20,825 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-11-28 11:55:20,826 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-28 11:55:20,826 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-28 11:55:20,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:55:20 BoogieIcfgContainer [2018-11-28 11:55:20,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:55:20,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:55:20,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:55:20,838 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:55:20,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:55:13" (3/4) ... [2018-11-28 11:55:20,841 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:55:20,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:55:20,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 11:55:20,849 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:55:20,858 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 11:55:20,859 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 11:55:20,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(1 == a21) || a25 == 1) || 1 == a19) || 9 == \old(a28)) || !(a28 == 9)) || !(a11 == 1)) || 1 == \old(a25)) || 1 == \old(a11)) || !(1 == \old(a19)) [2018-11-28 11:55:20,946 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5ef7e43a-8302-4d47-9006-3cd01fd45f7d/bin-2019/uautomizer/witness.graphml [2018-11-28 11:55:20,947 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:55:20,947 INFO L168 Benchmark]: Toolchain (without parser) took 8318.19 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 418.9 MB). Free memory was 949.9 MB in the beginning and 954.8 MB in the end (delta: -4.9 MB). Peak memory consumption was 414.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:55:20,948 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:55:20,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 949.9 MB in the beginning and 1.2 GB in the end (delta: -205.2 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:55:20,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:55:20,949 INFO L168 Benchmark]: Boogie Preprocessor took 58.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:55:20,949 INFO L168 Benchmark]: RCFGBuilder took 845.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:55:20,949 INFO L168 Benchmark]: TraceAbstraction took 6856.73 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.6 MB). Free memory was 1.0 GB in the beginning and 965.1 MB in the end (delta: 81.9 MB). Peak memory consumption was 332.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:55:20,950 INFO L168 Benchmark]: Witness Printer took 109.05 ms. Allocated memory is still 1.4 GB. Free memory was 965.1 MB in the beginning and 954.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:55:20,951 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 418.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 949.9 MB in the beginning and 1.2 GB in the end (delta: -205.2 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 845.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6856.73 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.6 MB). Free memory was 1.0 GB in the beginning and 965.1 MB in the end (delta: 81.9 MB). Peak memory consumption was 332.5 MB. Max. memory is 11.5 GB. * Witness Printer took 109.05 ms. Allocated memory is still 1.4 GB. Free memory was 965.1 MB in the beginning and 954.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((!(1 == a21) || a25 == 1) || 1 == a19) || 9 == \old(a28)) || !(a28 == 9)) || !(a11 == 1)) || 1 == \old(a25)) || 1 == \old(a11)) || !(1 == \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 4.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 513 SDtfs, 4246 SDslu, 524 SDs, 0 SdLazy, 6283 SolverSat, 1141 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 293 GetRequests, 223 SyntacticMatches, 6 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 414 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1218occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 31 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 81 PreInvPairs, 177 NumberOfFragments, 365 HoareAnnotationTreeSize, 81 FomulaSimplifications, 3066 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1008 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1359 NumberOfCodeBlocks, 1359 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1350 ConstructedInterpolants, 0 QuantifiedInterpolants, 1227872 SizeOfPredicates, 0 NumberOfNonLiveVariables, 438 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 278/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...